Home / 3,884.48-5,362.08-2,844.80

Finding the Fourth Proportional to 3,884.48, 5,362.08 and 2,844.80

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Solution

The fourth proportional to 3,884.48, 5,362.08 and 2,844.80 is: 3,926.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,884.48 : 5,362.08 = 2,844.80 : x
  2. Step 2: Convert to fraction form
    3,884.48/5,362.08 = 2,844.80/x
  3. Step 3: Cross multiply
    3,884.48x = 5,362.08 × 2,844.80
  4. Step 4: Simplify right side
    3,884.48x = 15,254,045.18
  5. Step 5: Solve for x
    x = 15,254,045.18/3,884.48
  6. Step 6: Final answer
    x = 3,926.92

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.